Polyploidies in abortion material decrease with maternal age.

abstract：:HPRT Ann Arbor is a variant of hypoxanthine (guanine) phosphoribosyl-transferase (HPRT: EC 2.4.2.8), which was identified in wo brothers with hyperuricemia and nephrolithiasis. In previous studies, this mutant enzyme was characterized by an increased Km for both substrates, a normal Vmax, a decreased intracellular con...

journal_title：Human genetics

authors： Fujimori S,Hidaka Y,Davidson BL,Palella TD,Kelley WN

更新日期：1988-05-01 00:00:00

abstract：:Von Hippel-Lindau (VHL) disease is a hereditary tumor syndrome characterized by predisposition for bilateral and multi-centric hemangioblastoma in the retina and central nervous system, pheochromocytoma, renal cell carcinoma, and cysts in the kidney, pancreas, and epididymis. We describe five families for which direct...

journal_title：Human genetics

authors： Hes F,Zewald R,Peeters T,Sijmons R,Links T,Verheij J,Matthijs G,Leguis E,Mortier G,van der Torren K,Rosman M,Lips C,Pearson P,van der Luijt R

更新日期：2000-04-01 00:00:00

abstract：:A study of 491 patients with femur-fibula-ulna (FFU) complex is presented. The term FFU complex has been proposed for cases in which the femur, fibula and/or ulna show defects, which tend to be associated. These cases are usually sporadic. Some rare anomalies of the arms which are present are particularly frequent in ...

journal_title：Human genetics

authors： Lenz W,Zygulska M,Horst J

更新日期：1993-05-01 00:00:00

abstract：:Familial long QT syndrome (LQTS) is characterized by prolonged ventricular repolarization. Clinical symptoms include recurrent syncopal attacks, and sudden death may occur as a result of ventricular tachyarrhythmias. Three genes responsible for this syndrome (KVLQT1, HERG, and SCN5A) have been identified so far, and m...

journal_title：Human genetics

authors： Itoh T,Tanaka T,Nagai R,Kamiya T,Sawayama T,Nakayama T,Tomoike H,Sakurada H,Yazaki Y,Nakamura Y

更新日期：1998-04-01 00:00:00

abstract：:Anderson Fabry disease is an X-linked lysosomal storage disorder caused by alpha-galactosidase A deficiency. Hemizygous males and some heterozygous females develop renal failure and cardiovascular complications in early adult life. We have investigated six large UK families to assess the possible linkage of five polym...

journal_title：Human genetics

authors： MacDermot KD,Morgan SH,Cheshire JK,Wilson TM

更新日期：1987-11-01 00:00:00

abstract：:Trisomy 21 (Down syndrome, DS) is the most common human genetic anomaly associated with heart defects. Based on evolutionary conservation, DS-associated heart defects have been modeled in mice. By generating and analyzing mouse mutants carrying different genomic rearrangements in human chromosome 21 (Hsa21) syntenic r...

journal_title：Human genetics

authors： Liu C,Morishima M,Jiang X,Yu T,Meng K,Ray D,Pao A,Ye P,Parmacek MS,Yu YE

更新日期：2014-06-01 00:00:00

abstract：:The maternal age distribution of 45,X abortuses was significantly lower than that of chromosomally normal abortuses in two co-ordinated studies. One, carried out in Geneva, included 44 X-monosomic abortuses and the other, in Hiroshima, was based on 38 abortuses with a 45,X karyotype. It was deduced that 45,X conceptus...

journal_title：Human genetics

authors： Kajii T,Ohama K

更新日期：1979-10-01 00:00:00

abstract：:Steroid sulfatase activities are significantly higher in placentas obtained after the birth of girls than after the birth of boys, and also in female fibroblasts compared to male strains. This constitutes biochemical evidence for the non-inactivation of the X-linked sulfatase locus. No hydrolytic activity is found in ...

journal_title：Human genetics

authors： Bedin M,Weil D,Fournier T,Cedard L,Frezal J

更新日期：1981-01-01 00:00:00

abstract：:Rapid progress in the sequencing of the genome of man and other species allows for the comparative analysis of their genetic structure and content. We have used a combined biochemical and computer-based approach to characterize a 146 kb human genomic bacterial artificial chromosome clone from chromosome 5q13 and disco...

journal_title：Human genetics

authors： Hammarsund M,Wilson W,Corcoran M,Merup M,Einhorn S,Grandér D,Sangfelt O

更新日期：2001-11-01 00:00:00

abstract：:H-Y antigen was studied serologically on blood cells and cultured fibroblasts of patients with numerical aberrations of the sex chromosomes. As compared with normal males, patients with the karyotypes 48,XXXY and 49,XXXXY have reduced H-Y antigen titers; a tendency toward reduced titers can also be detected in the 47,...

journal_title：Human genetics

authors： Fraccaro M,Mayerová A,Wolf U,Bühler E,Gebauer J,Gilgenkrantz S,Lindsten J,Lo Curto F,Ritzén EM

更新日期：1982-01-01 00:00:00

abstract：:The most commonly accepted view about the origin of aneuploidy is that it is due to errors in meiotic division. However, its rare occurrence makes it difficult to explain recurrent births of trisomic children to some parents. This problem causes more serious concern when one accepts that an abnormal (n + 1 or n - 1) s...

journal_title：Human genetics

authors： Vig BK

更新日期：1984-01-01 00:00:00

abstract：:Ten restriction fragment length polymorphisms of the LDL receptor gene were used for haplotype analysis in 12 unrelated patients with homozygous familial hypercholesterolemia. These patients were drawn from the Black, Coloured, and White population groups and collectively represent 24 mutant alleles underlying the FH ...

journal_title：Human genetics

authors： Henderson HE,Kotze MJ,Berger GM

更新日期：1989-08-01 00:00:00

abstract：:Defective function of the Sonic Hedgehog (SHH) signaling pathway is the most frequent alteration underlying holoprosencephaly (HPE) or its various clinical microforms. We performed an extensive mutational analysis of the entire human DISP1 gene, required for secretion of all hedgehog ligand(s) and which maps to the HP...

journal_title：Human genetics

authors： Roessler E,Ma Y,Ouspenskaia MV,Lacbawan F,Bendavid C,Dubourg C,Beachy PA,Muenke M

更新日期：2009-05-01 00:00:00

abstract：:We have identified a Tsp509I polymorphism in the 3' UTR of the human tyrosinase related protein-1 gene (TYRP). TYRP is one of several genes involved in melanin pigment production. ...

journal_title：Human genetics

authors： Wildenberg SC,King RA,Oetting WS

更新日期：1995-02-01 00:00:00

abstract：:The phenotypes of glyoxalase I (GLO) were determined in a random population from Hessen (Germany) by high-voltage agarose gel electrophoresis. The gene frequencies in 1150 unrelated individuals were 0.4391 for GLO1 and 0.5609 fro GLO2. Rare phenotypes were not observed. The segregation of phenotypes in 50 families an...

journal_title：Human genetics

authors： Kühnl P,Schwabenland R,Spielmann W

更新日期：1977-08-31 00:00:00

abstract：:The neurofibromatosis type 1 (NF1) gene located at 17q 11.2 contains 60 exons and spans 350 kb of genomic DNA. Mutation analysis has been hampered by the large size of the gene, the high rate of new mutations, a lack of mutational clustering and the presence of numerous homologous loci. Mutation detection methods base...

journal_title：Human genetics

authors： Osborn MJ,Upadhyaya M

更新日期：1999-10-01 00:00:00

abstract：:The noninvasive method presented, using an "air culturing" technique, is capable of enriching for fetal cells in lymphocyte cultures of maternal blood. Through a combination of Y-body fluorescence and chromosomal heteromorphisms in the maternal blood, the fetal cells can be detected and used for the prenatal diagnosis...

journal_title：Human genetics

authors： Selypes A,Lorencz R

更新日期：1988-08-01 00:00:00

abstract：:Based upon aberrant segregation of glutamate pyruvate-transaminase (GPT) and reduced enzyme activity on electrophoresis, seven new families with a GPT null allele were identified during genetic linkage analysis for a number of different traits. ...

journal_title：Human genetics

authors： Sparkes MC,Crist M,Sparkes RS

更新日期：1983-01-01 00:00:00

abstract：:Extremely rare diseases are increasingly recognized due to wide-spread, inexpensive genomic sequencing. Understanding the incidence of rare disease is important for appreciating its health impact and allocating recourses for research. However, estimating incidence of rare disease is challenging because the individual ...

journal_title：Human genetics

authors： Bainbridge MN

更新日期：2020-05-01 00:00:00

abstract：:Bardet-Biedl syndrome (BBS) is a rare oligogenic disorder exhibiting both clinical and genetic heterogeneity. Although the BBS phenotype is variable both between and within families, the syndrome is characterized by the hallmarks of developmental and learning difficulties, post-axial polydactylia, obesity, hypogenital...

journal_title：Human genetics

authors： Eichers ER,Abd-El-Barr MM,Paylor R,Lewis RA,Bi W,Lin X,Meehan TP,Stockton DW,Wu SM,Lindsay E,Justice MJ,Beales PL,Katsanis N,Lupski JR

更新日期：2006-09-01 00:00:00

abstract：:Therapies for Duchenne muscular dystrophy (DMD) must first be tested in animal models to determine proof-of-concept, efficacy, and importantly, safety. The murine and canine models for DMD are genetically homologous and most commonly used in pre-clinical testing. Although the mouse is a strong, proof-of-concept model,...

journal_title：Human genetics

authors： Nghiem PP,Kornegay JN

更新日期：2019-05-01 00:00:00

abstract：:As the ability to measure dense genetic markers approaches the limit of the DNA sequence itself, taking advantage of possible clustering of genetic variants in, and around, a gene would benefit genetic association analyses, and likely provide biological insights. The greatest benefit might be realized when multiple ra...

journal_title：Human genetics

authors： Schaid DJ,Sinnwell JP,McDonnell SK,Thibodeau SN

更新日期：2013-11-01 00:00:00

abstract：:The association between trisomy 21 and a high incidence of atrioventricular canal defects (AVCDs) indicates that a locus on chromosome 21 is involved in this congenital heart defect. We have investigated whether a genetic locus on chromosome 21 is also involved in familial nonsyndromic AVCDs. Short tandem repeat polym...

journal_title：Human genetics

authors： Cousineau AJ,Lauer RM,Pierpont ME,Burns TL,Ardinger RH,Patil SR,Sheffield VC

更新日期：1994-02-01 00:00:00

abstract：:A C4 variant found in about 5% of the population is described. The fast-moving part of this variant is governed by an allele (Fx) codominant to F. The Fx allele is in very strong linkage disequilibrium with HLA-B17 as the linkage disequilibrium parameter accounted for nearly 100% of the haplotype frequency of B17,Fx. ...

journal_title：Human genetics

authors： Petersen GB,Sørensen IJ,Buskjaer L,Lamm LU

更新日期：1979-01-01 00:00:00

abstract：:Forty cases of chronic myeloid leukemia (CML) were studied and subgroups of cases with similar chromosomal abnormalities in terminal stage were defined. Certain correlations were observed between the type of chromosomal changes, and clinical and morphologic manifestations of the disease: (1) It seems that, in cases wi...

journal_title：Human genetics

authors： Prigogina EL,Fleischman EW,Volkova MA,Frenkel MA

更新日期：1978-03-17 00:00:00

abstract：:Multiple sclerosis (MS) is a demyelinating disorder of the central nervous system with putative autoimmune aetiology and complex genetic background. Here, we report the results of a genome screen for linkage disequilibrium (LD) by using 6000 microsatellite markers in 198 HLA-DRB1*15-positive MS patients and 198 unrela...

journal_title：Human genetics

authors： Goedde R,Sawcer S,Boehringer S,Miterski B,Sindern E,Haupts M,Schimrigk S,Compston A,Epplen JT

更新日期：2002-09-01 00:00:00

abstract：:The human St2 locus has been assigned to chromosome 2, using a human ST2 cDNA clone, by a human/rodent somatic cel hybrid mapping panel. The St2 locus has also been mapped to chromosome 2q11.2, using a human ST2 genomic DNA clone, by in situ hybridization. The locus is very tightly linked to the Il-1r1 locus. Together...

journal_title：Human genetics

authors： Tominaga S,Inazawa J,Tsuji S

更新日期：1996-05-01 00:00:00

abstract：:By screening 27 hypercalcaemic and 21 normocalcaemic subjects in a large Dutch pedigree with familial benign hypercalcaemia (FBH; McK. No. 14598) (McKusick 1983) for more than 35 genetic markers, it was found that linkage of FBH can be excluded at about 25 centimorgans (cM) from GM, 20 cM from ABO, 15 cM from MNS and ...

journal_title：Human genetics

authors： Menko FH,Bijvoet OL,Meera Khan P,Nijenhuis LE,von Loghem E,Schreuder I,Bernini LF,Pronk JC,Madan K,Went LN

更新日期：1984-01-01 00:00:00

abstract：:While it is widely appreciated that prostate cancers vary substantially in their propensity to progress to a life-threatening stage, the molecular events responsible for this progression have not been identified. Understanding these molecular mechanisms could provide important prognostic information relevant to more e...

journal_title：Human genetics

authors： Schaid DJ,McDonnell SK,Zarfas KE,Cunningham JM,Hebbring S,Thibodeau SN,Eeles RA,Easton DF,Foulkes WD,Simard J,Giles GG,Hopper JL,Mahle L,Moller P,Badzioch M,Bishop DT,Evans C,Edwards S,Meitz J,Bullock S,Hope Q,G

更新日期：2006-11-01 00:00:00

abstract：:Population and family studies have confirmed the existence of a plasma alpha-L-fucosidase polymorphism in humans and the autosomal recessive inheritance of the low activity trait. The frequency of the latter is estimated at 11%. The low activity individuals or variants can also be distinguished by the fact that their ...

journal_title：Human genetics

authors： Willems PJ,Romeo E,Den Tandt WR,Van Elsen AF,Leroy JG

更新日期：1981-01-01 00:00:00